Senior Software Engineer, Fullstack
$127.5k - $195.5kPathAI
Who We ArePathAI's mission is to improve patient outcomes with AI-powered pathology. Our platform promises substantial improvements to the accuracy of diagnosis and the efficacy of treatment of diseases like cancer, leveraging modern approaches in machine learning. Our team, comprising diverse employees with a wide range of backgrounds and experiences, is passionate about solving challenging problems and making a huge impact.We're looking for skilled and experienced engineers to join our team and help lay the groundwork for our growing software platform. We believe in using the best tool for the job. While we’re always looking to improve, in this role, those tools currently include:PythonVue.jsDjango + DRFDockerAWS: EKS, S3, RDS/PostgreSQL, SQS, MSK/KafkaWhat You’ll Do Solve interesting problems with code. Build new features for internal and external users, and refactor existing ones to make them better.Work with a wide range of systems, processes, and technologies to solve problems in sustainable ways. Sometimes you'll be neck-deep in low-level systems, and other times you'll be pairing up with the front-end team on the user interface.Drive the architecture of our application platform, considering the team and our future product roadmap.Collaborate with product, design, machine learning, and infrastructure teams.Drive and uphold high engineering standards, bringing consistency to the codebases you encounter and ensuring software is adequately reviewed, tested, and integrated.Mentor, learn, and share knowledge with others along the way.Take responsibility for the quality of the code produced by you and the team.Contribute to a SaaS platform used in clinical trial workflows, ensuring reliability, data integrity, and compliance with industry standards.Collaborate with clinical, QA, and regulatory teams to ensure software changes meet validation expectations and support inspection readiness.What You’ll NeedBachelor of Science (or higher) in Computer Science or equivalent.5+ years of full life cycle development experience.An insatiable intellectual curiosity and the ability to learn quickly in a complex space.Experience and skills in designing and building Python-based (FastAPI or Django) applications.Experience with modern frontend JavaScript frameworks such as React, Vue, or equivalent for building responsive, user-friendly interfaces.Solid foundation in data structures, algorithms, and OO design.Ability to collaborate with a distributed team and to work autonomously on projects.Strong problem-solving skills and the ability to work in a fast-paced, agile environment.Cloud Platform experience (AWS) (knowledge of some IaC framework is a plus).Hands-on experience with CI/CD tools like GitLab CI is a plus.Knowledge of containerization technologies like Docker and container orchestration tools like Kubernetes is a plus.We Want to Hear From YouAt PathAI, we are looking for individuals who are team players, are willing to do the work no matter how big or small it may be, and who are passionate about everything they do. If this sounds like you, even if you may not match the job description to a tee, we encourage you to apply. You could be exactly what we're looking for. PathAI is an equal opportunity employer, dedicated to creating a workplace that is free of harassment and discrimination. We base our employment decisions on business needs, job requirements, and qualifications — that's all. We do not discriminate based on race, gender, religion, health, personal beliefs, age, family or parental status, or any other status. We don't tolerate any kind of discrimination or bias, and we are looking for teammates who feel the same way. The cash compensation outlined below includes base salary, on-target commission for employees in eligible roles, and annual bonus targets for eligible positions. Certain roles may also qualify for overtime pay. Individual compensation packages are tailored based on skills, experience, qualifications, and other job-related factors.Annual Pay Range:$127,500 - $195,500Not Overtime Eligible#LI-Boston
$150k - $215k
...of their bodies and daily lives. Our wearable technology and software platform provide personalized insights that help individuals optimize their health, fitness, and recovery.As a Senior Software Engineer on the AI team, you will play a key role in building and scaling...FullstackSeniorFull timeWork at officeRelocation$176.8k - $196.1k
...deliver exceptional service to seller and buyer clients.As a Senior Software Engineer II, you will join a world-class engineering team operating... ..., fast-tracked execution are also encouraged to apply).Fullstack Capabilities (Frontend or Backend Leaning):For Backend-Leaning...FullstackSeniorMinimum wageFlexible hours$163k - $246.5k
...Fullstack EngineerSemgrep, the leader in code security for builders, empowers invention without friction. Teams catch, flag, and fix... ...including Vanta, Lyft, and Dropbox.About the RoleAs a Fullstack Engineer, you'll work across the stack to design, build and maintain a...FullstackSeniorCurrently hiringLocal areaRemote workWeekend work3 days per week$139.3k - $174.1k
...Senior Fullstack Software EngineerAs a Senior Fullstack Software Engineer at CMT, you'll design, build, and maintain scalable web applications that power our telematics platform. You'll work across the tech stack—from intuitive user interfaces to robust backend systems...FullstackSeniorTemporary workWork from homeWorldwideFlexible hours$150k - $170k
...Senior Software EngineerA well-established consumer media and technology company is hiring a Senior Software Engineer for its Engineering team. This is a senior, high-impact seat — not just executing tickets, but helping shape what gets built, how the team works, and how...FullstackSenior- Job DescriptionBrady Corporation's Engraving Solutions group is seeking a highly skilled, motivated, and passionate Senior Software Engineer to join our innovative team. In this role, you will be instrumental in designing, developing, and deploying full-stack solutions...FullstackSeniorWork at officeRemote work
$112.29k - $172.03k
...in a CJ office location. About CJ Engineering At CJ, we are passionate about software engineering. We build exciting... ...decisions are made by technical people. Fullstack: Expect to be involved and to... ..., we want to hear from you! As a Senior Software Engineer on the...FullstackSeniorTemporary workFreelanceWork at officeFlexible hours3 days per week$135k - $200k
...customers including ClassPass, Capital One, Cisco, and Rippling, just to name a few. Our focus is on building software with care and craftsmanship and our engineering blog posts offer a taste of that.Backed by top investors such as Matrix Partners, Battery Ventures, and...FullstackSeniorFull timeVisa sponsorship$100k - $300k
Watertown, MAR&D - Software /Full-time /On-siteThe Company:We believe general-purpose, generally-intelligent robots will be built in our... ...ordinary robots to achieve extraordinary things. As a platform engineer, your work lies at the center of this challenge, orchestrating...FullstackSeniorFull timeWork at officeShift work- HqO is looking for a Senior Software Engineer to join their Boston engineering team. This role involves designing systems and APIs, developing high-performance software, and offering mentorship to other engineers. Candidates should have over 5 years of relevant experience...FullstackSenior
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...bring novel user experiences to life.Partner closely with Staff Engineering and cross-functional teams (e.g., UX, Product, Hardware) to... ...rough sketches, and technical strategies into tangible, working software.Experiment with bleeding-edge technologies—such as new on-...FullstackSeniorImmediate start- Senior Software Engineer — Boston, MA area is sought by a well-established consumer media and technology company to join its Engineering team. This is a senior, high-impact seat—shaping what gets built, how the team works, and how engineers grow. You’ll work across the...FullstackSenior
$126k - $248k
...product which allows users to deploy fault-tolerant, globally distributed MongoDB clusters in just minutes.We're seeking a Senior Software Engineer to join our Developer Tools Team within the Database Experience department. The team is responsible for tools which allow...FullstackSeniorLocal areaRemote workWorldwideFlexible hours- Anduril Industries is seeking a senior software engineer to own features for the production platform and collaborate across CorpTech, ArsenalOS, and CorporateOS. You will contribute high-quality code, write tests, and leverage frontier AI tooling to accelerate development...FullstackSenior
$150k - $180k
...tools and processes to get the job done in our US based Spend Engineering teams. You will work on a day-to-day basis with our product... ...out of booking and managing business travel and spend.As a Senior Software Engineer, this position involves:Product development in Python...FullstackSeniorWork at officeWorldwideRelocation package3 days per week- Paperless Parts is a SaaS startup powering manufacturers to quote faster and win more work. You will join the engineering team as a Senior Software Engineer, building scalable Python backends and React frontends, and owning meaningful slices of the product. You’ll mentor...FullstackSenior
$159k - $207k
...vehicles. This is the system that executes the software and neural networks that make our... ...We work at the intersection of software engineering, machine learning, sensors, and hardware... ...talk with you. What You’ll Be Doing:As a senior engineer in the Next-Gen Technologies...FullstackSeniorWork at office2 days per week- Lumeris in Massachusetts is seeking a Sr. Software Engineer to join an AI Agent team working on core services, conversation processing, and bot capabilities powering Tom's conversations with patients and providers. This true full-stack role moves across front-end, back-...FullstackSenior
$160k - $180k
...About the Role We're hiring a Senior Full Stack Engineer to build across our entire stack - from the Go services powering our backend to... ...that incumbents have ignored for years, and we've built the software to make that investment pay off for the people who live there...FullstackSenior$148k - $222k
...up their Klaviyo account and gaining value from the platform. Engineers on the team use data to discover opportunities for improvement... ...friction for new customers. We are looking for great generalist software engineers with a passion for the experience-layer that have an...FullstackSenior- ...equivalent experience5+ years of experience in software development, with demonstrated knowledge... ...knowledge of software engineering best practices, including Agile development... ...you and your family.WHAT YOU'LL DOAs a Senior Software Engineer with the Life Sciences...FullstackSeniorApprenticeshipEasy work
- ...workforce. We are seeking out strong full-stack problem-solvers that will help develop our next generation of user-facing application software. Today, we host 110+ million registered members, 20+ million unique monthly visitors and Comscore ranks us as the 3rd largest...FullstackSenior
$140k - $160k
...Booking Holdings (NASDAQ: BKNG), is a leading travel search engine. With billions of queries across our platforms, we help people... ...for everyone to experience the world.KAYAK is seeking a Senior Java Software Engineer to join our Retention and CRM team! The Retention team...FullstackSeniorWork at officeFlexible hours3 days per week$185k
Senior Full Stack Software EngineerFully REMOTE - working mostly East Coast/Central hoursCompensation up to $185,000+ depending on location, experience... ...contribute to architectural decisions, and mentor junior engineers.- Collaborate closely with Product, Data, and cross-...FullstackSeniorRemote work- ...Senior Full Stack Software EngineerWatertown, MA December 17, 2025Job DescriptionThe Company:We believe general-purpose, generally-intelligent... ...ordinary robots to achieve extraordinary things. As a platform engineer, your work lies at the center of this challenge,...FullstackSeniorWork at office
- A tech company is seeking an experienced Fullstack Developer to design and develop scalable cloud-native applications. The ideal candidate will have strong proficiency in TypeScript and Python, with hands-on experience in AWS services. Responsibilities include developing...FullstackSenior
$148k - $222k
...target, personalize, and measure every message they send, making this product area core to Klaviyo’s continued success.As a Senior Software Engineer on the team, you’ll play a key role in designing and building scalable systems that power how customers manage and...FullstackSenior$174k - $252k
...through activities such as system design consulting, developing software platforms and frameworks, capacity planning, and launch... ...Minimum qualifications:Bachelor’s degree in Computer Science, Engineering, a related field, or equivalent practical experience.5 years of...FullstackSenior$120k - $150k
...specialty lines insurance company in the world?Learn more about our unique cultureandhistory.Job Opportunity: We are seeking a Senior Software Engineer to join the Digital SME Technology team. This role combines hands-on full-stack engineering with technical leadership,...FullstackSeniorTemporary workFlexible hours- ...Senior Software EngineerThis role is a Senior Software Engineer position with a strong focus on platform and infrastructure development. You and your team will own outcomes around stability, quality, maintainability, and speed of development for the Timely technical platform...FullstackSeniorRemote work
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